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fix recursion depth: some algorithms

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This commit is contained in:
bolero-MURAKAMI 2013-01-11 02:55:19 +09:00
parent bb59363682
commit e2b207d3be
34 changed files with 796 additions and 87 deletions
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5
sprout/algorithm/partition_point.hpp
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@ -14,7 +14,7 @@ namespace sprout {
return mid == last ? mid
: pred(*mid) ? sprout::detail::partition_point_impl(
sprout::next(mid), last, pred,
sprout::next(mid, 1 + sprout::distance(sprout::next(mid), last) / 2)
sprout::next(mid, 1 + (sprout::distance(mid, last) - 1) / 2)
)
: sprout::detail::partition_point_impl(
first, mid, pred,
@ -27,8 +27,7 @@ namespace sprout {
// 25.3.13 Partitions
//
// recursion depth:
// [first, last) is RandomAccessIterator -> O(log N)
// otherwise -> O(N)
// O(log N)
//
template<typename ForwardIterator, typename Predicate>
inline SPROUT_CONSTEXPR ForwardIterator